201421460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{234211}}^1$

素因数の和:234263

約数の個数: 24

約数和(自身を含む): 432823776

約数和(自身を除く): 231402316

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 234211, 468422, 936844, 1171055, 2342110, 4684220, 10071073, 20142146, 40284292, 50355365, 100710730, 201421460]

約数ペア:

[(1, 201421460), (2, 100710730), (4, 50355365), (5, 40284292), (10, 20142146), (20, 10071073), (43, 4684220), (86, 2342110), (172, 1171055), (215, 936844), (430, 468422), (860, 234211)]